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How to install Redis for WordPress on FreeBSD

November 2, 2024 By Albert Valbuena

How to load and unload kernel modules in Linux

May 15, 2023 By Albert Valbuena

Kernel modules permit enabling hardware features on a given system. For example, if we need to read from a particular filesystem from a hard drive, we need to load a particular kernel module. Or use a specific network card, a sound card or sound device, a video display, etc. This is mostly done automatically in […]

SSH keys

April 25, 2017 By Albert Valbuena

SSH or how to remotely control a UNIX system in a secure manner. The SSH keys is a secure method to interact with a UNIX system remotely. They are also used to transfer data between different systems. Using clever cryptography anyone can use them. As their name state it is a pair of keys, one […]

A brief introduction to Regular Expressions

February 4, 2019 By Albert Valbuena

A regular expression is a set of characters, a string of characters if you will, that specify a pattern. Ever used the grep command? It makes use of them. The ‘grep’ command is very handful when one needs to look for certain things inside a text file, or looking for some specific pattern from another […]

100 articles mark at Adminbyaccident.com

May 23, 2020 By Albert Valbuena

This is the 100th post here at Adminbyaccident. Little I knew when I starting posting that I would reach the ‘impossible’ mark of the 100 articles. Sure, some of them are not very interesting, nor instructive. Three years ago I wasn’t the same and I hope in three years time I’m still here and kicking. […]

How to setup a simple firewall in FreeBSD using IPFW

April 24, 2017 By Albert Valbuena

Setting the firewall up is a mandatory task on any computer facing the internet. This is a simple, straightforward how to article on how to setup a box with an easy firewall configuration on FreeBSD. If you find the articles in Adminbyaccident.com useful to you, please consider making a donation. Use this link to get […]

Linux VS open source UNIX

November 3, 2019 By Albert Valbuena

Linux is the mainstream UNIX-like platform of choice in the modern world. There are valid open source code base alternatives from which many businesses have benefited from. This is a different approach on both.

How to mitigate Spectre and Meltdown on an HP Proliant server with FreeBSD

September 1, 2018 By Albert Valbuena

As recently announced in a previous article I wanted to write a couple of guides on how to mitigate Spectre and Meltdown vulnerabilities in GNU/Linux and UNIX environments. It is always a good and I hope a standard practice to have your systems patched and if they aren’t for whatever the reason (that legacy thing […]

The firewall

April 23, 2017 By Albert Valbuena

If you don’t know why you need a firewall it’s because you are not very tech savy. Don’t worry. You can discover by yourself why you need one. The router sitting in your house has one installed in it. And please don’t disable that by any mean. You can check why a firewall is important […]

How to synchronize system and network time in FreeBSD

April 26, 2017 By Albert Valbuena

For several applications it is necessary to synchronize your server to the network time. The protocol is called Network Time Protocol (NTP) and is basically giving the correct time to the world nowadays. Reading the Wikipedia entry is very interesting. FreeBSD comes with the ntp client. To set this up you will just add the […]

How to setup MariaDB master-slave replication on FreeBSD

April 23, 2022 By Albert Valbuena

Having all the data in just one server is not the best idea. Especially when talking about a database server. Spreading information in several boxes is a good measure to prevent data loss but also for performance. A MySQL/MariaDB master-slave replication scheme is often used as a good solution for both, data redundancy and speed. […]

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Recent Posts

  • How to install Redis for WordPress on FreeBSD
  • How to compile cloudflared in FreeBSD 13/14
  • How to configure FreeBSD to use a webcam (version 12 and 13)
  • Symbolic and Hard Links in UNIX and Linux
  • How to import iocage jails to Bastille on FreeBSD 13
  • How to load and unload kernel modules in Linux
  • How to use find in GNU/Linux and FreeBSD
  • How to install Mate on FreeBSD 12/13
  • How to install Nessus 10 on FreeBSD 12
  • How to enable TLS traffic from the origin server on Cloudflare Argo Tunnel
  • How to use Cloudflare’s Argo Tunnel service to publish a website on FreeBSD 12/13
  • How to setup MariaDB master-slave replication on FreeBSD
  • How to upload a FreeBSD custom image on DigitalOcean
  • How to install Drupal 9 on FreeBSD 13.0
  • How to manage site visitors based on IP Geolocation
  • How to enable Geolocation in AWStats on FreeBSD 13.0
  • How to install AWStats on FreeBSD 13.0
  • How to configure Modsecurity 3 for WordPress on FreeBSD
  • How to configure Apache HTTP with a TLS reverse proxy backend on FreeBSD
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RSS Admin… by accident!

  • How to install Redis for WordPress on FreeBSD
  • How to compile cloudflared in FreeBSD 13/14
  • How to configure FreeBSD to use a webcam (version 12 and 13)
  • Symbolic and Hard Links in UNIX and Linux
  • How to import iocage jails to Bastille on FreeBSD 13
  • How to load and unload kernel modules in Linux
  • How to use find in GNU/Linux and FreeBSD
  • How to install Mate on FreeBSD 12/13
  • How to install Nessus 10 on FreeBSD 12
  • How to enable TLS traffic from the origin server on Cloudflare Argo Tunnel

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